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Futaba - FUTK4903   513886206740 4513886206740
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  Tech Notes

Accessories Needed

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Futaba 4PKS-R 4-Channel FASST Radio System
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Futaba 4PKS-R 4-Channel FASST Radio System
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On-line Videos: Video 1 (20.7 MB) Video 2 (YOUTUBE)
Instruction Manuals: Manual 1 (3.9 MB)

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Tech Notes
This is the Futaba 4PKS-R Pistol Grip Transmitter and the R614FS Receiver
with the 2.4GHz FASST system.
Servos are not included.

New features that differ from the 4PKS include-
5% Faster Response Speed
Gyro Mixing, Compatible with Futaba's New GYC430 Gyro
Dual ESC Mixing, Ideal for Crawlers
Model Data Transfer via Cable
Dual Compound Foam Grip Steering Wheel


Futaba's FASST (Futaba Advanced Spread Spectrum Technology) shifts
very quickly virtually eliminating signal conficts and
interruptions unlike other 2.4GHz systems that only stay on one
or two frequencies
4-wheel steering mixing for better rock crawling capabilities, plus
dual ESC mixing
Grip features a built-in vibrator that can be used as a lap timer,
up timer, navigation aid or as a low-voltage alert
Pre-Vision Packet Screening technology scans incoming data for
potential problems and applies sophisticated error correction
techniques for solid impenetrable link with model
Easy Link system features a unique ID code in the transmitter that
links to the receiver insuring that receiver only follows commands
from this transmitter-with over 134 million possible codes there is
no chance for a conflict
High voltage receiver (3.7 - 7.4V) for use with a wide range of
NiCd, NiMH and LiPo packs
Normal/High Speed mode auto detection
"New Driver" "Race Ready" "Expert" and "Big Car" menus that add
functions based on skill level and experience
Throttle Mode Select for selecting acceleration/brake servo neutral
points between 70/30 for nitro or 50/50 for electrics, throttle
programming options including 5-point curve, expo and VTR
Slide the power switch to "display" to set up without transmitting-
view up to 36 functions at once and use one of the four menus
provided or create a custom menu, optimize response for analog or
digital/brushless servos, set up two sets of dual rates, choose
two Condition Select functions, restore factory settings with the
adjuster function, or adapt electronic speed control to HRS frame
rates with MC link
Traction control/acceleration rate
Custom menu assignments
Data transfer
ABS braking
Boat mixing-in addition to great performance in R/C car and truck
applications, this system is also ideally suited to the rigors of
boat racing
Direct Select single button acccess to eight preassigned functions
Forty model memory with ten character model naming
Fourth channel for 4WS crawlers, transponders, brake bias and more
VTR, acceleration, speed, expo, mode, tension and 5-point curve
Two programmable mixes
Electronic and mechanical ATL (brake side only)
Condition select 2
Programmable battery fail safe
Start function/engine cut
Right/Left hand use
Channel 1-4 fail safes
Assignable buttons and dials
Digital trims memory and reset
Navigation lap timer that sounds when target lap time is exceeded,
up, down lap and systems timers
One year limited warranty through manufacturer beginning at date of


4PKS-R Pistol Grip Transmitter
R614FS Receiver, FUTL7635
HT5F1700B 1700mAh 6V Transmitter Battery
HBC-3B(4) 120V AC Battery Charger (FUTM1832)
Switch Harness
Wheel Adapter
LCD Screen Protector
Small Screwdriver


Servos of modeler's choice (digital servos can be used in Normal or
High Speed Mode, analog servos must be used in Normal Mode)


Power Requirement: NT5F1700B NiMH 6V battery (included) OR
4 AA batteries
Current Drain: 250mA or less (vibration and back lighting off)
Weight- 23.10 ounces (655 grams).
Battery Charger-
Input: 120V AC, 60Hz 5W
Output: TX 6 VDC 170mA
RX 6 VDC 100mA
Size: 1.38 x 0.91 x 0.33" (35.1 x 23.2 x 8.5mm)
Weight: 0.28oz (7.8g)
Operating Voltage: 3.5 - 8.4V
Current Drain: 135mA or less


If wanting a LiFe battery for the transmitter, the Hobbico LiFe 6.6V
1900mAh 2 Cell Battery Pack (HCAM6521) is an ideal choice.

jxs 08/01/12
updated jpg 10/16/12
updated jpg 2/1/13

– If you need more information, use these Futaba resources –
Web Site:
Phone: 217-398-8970
  Postal Address:

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Accessories Needed
This is the 4PKS-R 2.4GHz FASST System with the R614FS Receiver. FEATURES: 4-wheel steering mixing, gyro mixing, dual ESC mixing, ABS braking, traction control/acceleration rate, boat mixing, 40 model memory, 4th channel for 4WS crawlers, transponders, brake bias and more

Accessories for the Futaba 4PKS-R 4-Channel FASST Radio System

      Optional Accessories
  Special Stock Number Product Description Parts Saver Eligible Tower's
Low Price
Click to Order Quantity Needed In Cart? Stock
 LXZWP0 Hobbico LiFeSource AC/DC Balancing Charger 1S-3S
Qty Discount Available
34.99   In Stock
 LXDVCE Hobbico LiFeSource LiFe 6.6V 1900mAh 3C Tx/Rx U 6J/14SG
Qty Discount Available
39.99   In Stock
Subtotal for this Group of Accessories: 74.98  

      Optional Accessories

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